WIKA IV10 Betriebsanleitung Seite 18

6. Faults
Faults
No flow or
restricted flow of
process media
EN
CAUTION!
Physical injuries and damage to property and the
environment
If faults cannot be eliminated by means of the listed
measures, the product must be taken out of operation
immediately.
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WARNING!
Physical injuries and damage to property and the
environment caused by hazardous media
Upon contact with hazardous media (e.g. oxygen, acetylene,
flammable or toxic substances), harmful media (e.g. corro-
sive, toxic, carcinogenic, radioactive), and also with refriger-
ation plants and compressors, there is a danger of physical
injuries and damage to property and the environment.
Should a failure occur, aggressive media with extremely high
temperature and under high pressure or vacuum may be
present at the product.
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Causes
Valve closed or partially open
Incorrect mounting
Clogging by unsuitable
process media
Ensure that there is no longer any pressure present and
protect against being put into operation accidentally.
Contact the supplier.
If a return is needed, please follow the instructions given in
chapter 8.2 "Return".
For these media, in addition to all standard regulations,
the appropriate existing codes or regulations must also be
followed.
Wear the requisite protective equipment (see chapter 3.6
"Personal protective equipment").
WIKA operating instructions, shut-off valves and valve manifolds
Measures
Ensure that that valve is
open
Ensure that that valve is
correctly mounted
Check compatibility of
process media